Fig. 1
From: A Genetic Focus on the Peopling History of East Asia: Critical Views
Graphs showing a high and significant correlation (indicated by the coefficient of determination R 2) between the number of haplotypes detected and the number of individuals tested for the set of population samples analyzed by Su et al. (1999) for Y chromosome markers. Top: all population samples; bottom: after removing the two samples with highest sample sizes (82 and 280 individuals, respectively).